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Finding the Fourth Proportional to 173,745.40, 260,618.10 and 164,068.60

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Solution

The fourth proportional to 173,745.40, 260,618.10 and 164,068.60 is: 246,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,745.40 : 260,618.10 = 164,068.60 : x
  2. Step 2: Convert to fraction form
    173,745.40/260,618.10 = 164,068.60/x
  3. Step 3: Cross multiply
    173,745.40x = 260,618.10 × 164,068.60
  4. Step 4: Simplify right side
    173,745.40x = 42,759,246,801.66
  5. Step 5: Solve for x
    x = 42,759,246,801.66/173,745.40
  6. Step 6: Final answer
    x = 246,102.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.